//
//  UIBarButtonItem+Extension.swift
//  weibo-dg
//
//  Created by 源 何 on 16/9/24.
//  Copyright © 2016年 何源. All rights reserved.
//

import UIKit

extension UIBarButtonItem {
    
    
    /// 创建UIBarButtonItem
    ///
    /// - parameter title:    title
    /// - parameter fontSize: fontSize 默认16号
    /// - parameter target:   target
    /// - parameter action:   action
    /// - parameter isBack:   是否是返回按钮,如果是,加上箭头
    ///
    /// - returns: <#return value description#>
    convenience init(title: String, fontSize: CGFloat = 16, target: Any, action: Selector, isBack: Bool = false) {
        
        let btn: UIButton = UIButton.cz_textButton(title, fontSize: 16, normalColor: UIColor.darkGray, highlightedColor: UIColor.orange)
        
        if isBack {
            let imageName = "navigationbar_back_withtext"
            btn.setImage(UIImage(named:imageName), for: .normal)
            btn.setImage(UIImage(named:imageName + "_highlighted"), for: .highlighted)
            
            btn.sizeToFit()
        }
        
        btn.addTarget(target, action: action, for: .touchUpInside)
        
        self.init(customView: btn)
    }
}
